py.lib: webapp/tool/url.py annotate

* db/sqlite.py: Импортируем полезные классы для реакции на ошибки

awgur@2	1 # -- coding: utf-8 --
awgur@2	2 # ---
awgur@2	3 # Инструменты для работы с URL
awgur@2	4 # ---
awgur@2	5 from base64 import urlsafe_b64encode as _b64e, urlsafe_b64decode as _b64d
awgur@2	6 from urllib.parse import quote as urlquote
awgur@2	7
awgur@2	8 def encode(buf):
awgur@2	9 return _b64e(buf.encode('UTF-8')).decode('UTF-8')
awgur@2	10
awgur@2	11 def decode(buf):
awgur@2	12 return _b64d(buf.encode('UTF-8')).decode('UTF-8')

py.lib